Home / 7,975.26-11,961.96-2,132.33

Finding the Fourth Proportional to 7,975.26, 11,961.96 and 2,132.33

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Solution

The fourth proportional to 7,975.26, 11,961.96 and 2,132.33 is: 3,198.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,975.26 : 11,961.96 = 2,132.33 : x
  2. Step 2: Convert to fraction form
    7,975.26/11,961.96 = 2,132.33/x
  3. Step 3: Cross multiply
    7,975.26x = 11,961.96 × 2,132.33
  4. Step 4: Simplify right side
    7,975.26x = 25,506,786.36
  5. Step 5: Solve for x
    x = 25,506,786.36/7,975.26
  6. Step 6: Final answer
    x = 3,198.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.